Atmosphere supplying respirators being used in area which have a high risk of containing dangerous or polluted air is true and preferably used by different categories of individuals.
This is a device which is worn by individual and provided clean breathing air. This comprises of an air hose which is worn by the individuals and provides the clean source of air which is usually from an external source i.e from a tank etc.
It helps to filters particles and contaminants which makes the air independent of the work area or environment.This broad independence means there is no interaction of the air from the respirator with that air of the danger area thereby making it a very reliable source
Read more about Respirators here https://brainly.com/question/9813842
#SPJ1